Firms that encourage workers to take their full lunch hour have an edge over rivals whose workers munch at their desks, says productivity consultant Tony Schwartz. Refreshed, well-fed workers are more creative and more energetic in their approach to tough problems, Schwartz explains. “Letting employees recharge at midday is a tremendous competitive advantage,” he says. “Look at Google. Everyone goes to lunch there.” CNNMoney/Fortune (11/8)